🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.2

Radius: 11.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.45 AU - 1.55 AU

Year: 1225 Days

Day: 9.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,172,886 km

• M1: 140,472 km (0.108 R)
• M2: 504,145 km (0.106 R)
• M3: 971,937 km (0.101 R)
• M4: 1,363,734 km (0.038 R)
• M5: 2,351,828 km (0.107 R)
• M6: 2,716,398 km (0.049 R)
• M7: 3,104,904 km (0.065 R)
• M8: 3,469,474 km (0.109 R)
• M9: 5,146,616 km (0.062 R)
• M10: 5,681,877 km (0.12 R)
• M11: 7,309,352 km (0.116 R)
• M12: 8,121,668 km (0.083 R)
• M13: 9,316,955 km (0.074 R)
• M14: 10,921,841 km (0.117 R)
• M15: 11,633,628 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302

Radius: 13.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.41 AU - 2.11 AU

Year: 1557 Days

Day: 12.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 56 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,172,886 km

• M1: 172,935 km (0.116 R)
• M2: 677,828 km (0.081 R)
• M3: 1,471,145 km (0.119 R)
• M4: 2,327,593 km (0.076 R)
• M5: 2,844,753 km (0.113 R)
• M6: 3,381,211 km (0.109 R)
• M7: 4,263,091 km (0.074 R)
• M8: 4,731,930 km (0.05 R)
• M9: 5,490,391 km (0.079 R)
• M10: 6,089,830 km (0.082 R)
• M11: 6,618,808 km (0.099 R)
• M12: 7,396,119 km (0.086 R)
• M13: 8,446,146 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 14

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.97 AU - 3.43 AU

Year: 3817 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 14,172,886 km

• M1: 174,132 km (0.116 R)
• M2: 639,082 km (0.085 R)
• M3: 1,078,152 km (0.084 R)
• M4: 2,739,137 km (0.118 R)
• M5: 3,262,281 km (0.096 R)
• M6: 3,831,501 km (0.099 R)
• M7: 4,443,506 km (0.084 R)
• M8: 4,944,808 km (0.056 R)
• M9: 5,920,934 km (0.055 R)
• M10: 6,381,247 km (0.064 R)
• M11: 7,084,955 km (0.096 R)
• M12: 7,538,386 km (0.112 R)
• M13: 8,361,025 km (0.098 R)
• M14: 9,472,537 km (0.058 R)
• M15: 10,764,614 km (0.117 R)
• M16: 12,170,984 km (0.072 R)
• M17: 13,499,263 km (0.118 R)
• M18: 15,293,091 km (0.052 R)
• M19: 15,833,588 km (0.109 R)
• M20: 16,838,886 km (0.071 R)
• M21: 18,425,820 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.6

Radius: 12.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.57 AU - 5.81 AU

Year: 6773 Days

Day: 11.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 75.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,172,886 km

• M1: 156,479 km (0.079 R)
• M2: 552,016 km (0.098 R)
• M3: 1,406,220 km (0.085 R)
• M4: 1,803,552 km (0.09 R)
• M5: 2,750,357 km (0.042 R)
• M6: 3,367,598 km (0.072 R)
• M7: 4,258,303 km (0.03 R)
• M8: 5,788,989 km (0.072 R)
• M9: 8,793,812 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 17,388 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit